Home / 7,217,530.05-9,960,191.19-3,954,468.54

Finding the Fourth Proportional to 7,217,530.05, 9,960,191.19 and 3,954,468.54

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Solution

The fourth proportional to 7,217,530.05, 9,960,191.19 and 3,954,468.54 is: 5,457,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,530.05 : 9,960,191.19 = 3,954,468.54 : x
  2. Step 2: Convert to fraction form
    7,217,530.05/9,960,191.19 = 3,954,468.54/x
  3. Step 3: Cross multiply
    7,217,530.05x = 9,960,191.19 × 3,954,468.54
  4. Step 4: Simplify right side
    7,217,530.05x = 39,387,262,713,240.16
  5. Step 5: Solve for x
    x = 39,387,262,713,240.16/7,217,530.05
  6. Step 6: Final answer
    x = 5,457,166.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.